A 43.5 kg block is placed on an inclined plane that is 38.5° degrees from the horizontal. What is the acceleration of the block? If the coefficient of kinetic friction is 0.25, what is the acceleration of the
block?

the skeletons of most mammals reach a certain size and then stop growing. however, many animals, including some mammals, keep growing throughout their lives. kangaroos, for example, just keep growing and growing until they die. also, the longer an animal lives the greater the chance it might catch some deadly disease.